Online calculator to convert centimeters to millimeters (cm to mm) with formulas, examples, and tables. Our conversions provide a quick and easy way to convert between Length or Distance units.
Conversion Calculator
Enter your value in the conversion calculator below.
Convert cm to mm
TIP: If the result of your conversion is 0, try increasing the "Decimals".
Conversion Definitions
The following is a list of definitions relating to conversions between centimeters and millimeters.
What is a centimeter (cm)?
A centimeter is a unit of Length or Distance in the Metric System. The symbol for centimeter is cm. There are 0.1 centimeters in a millimeter. The International spelling for this unit is centimetre.
What is a millimeter (mm)?
A millimeter is a unit of Length or Distance in the Metric System. The symbol for millimeter is mm. There are 10 millimeters in a centimeter. The International spelling for this unit is millimetre.
Conversion Formula
Let's take a closer look at the conversion formula so that you can do these conversions yourself with a calculator or with an old-fashioned pencil and paper.
The formula to convert from cm to mm is:
mm = cm x 10
Conversion Example
Next, let's look at an example showing the work and calculations that are involved in converting from centimeters to millimeters (cm to mm).
Centimeter to Millimeter Conversion Example
Task: Convert 35 centimeters to millimeters (show work) Formula: cm x 10 = mm Calculations: 35 cm x 10 = 350 mm Result: 35 cm is equal to 350 mm
Conversion Table
For quick reference purposes, below is a conversion table that you can use to convert from cm to mm.
Centimeters to Millimeters Conversion Chart
| centimeters (cm) | millimeters (mm) |
|---|---|
| 1 cm | 10 mm |
| 2 cm | 20 mm |
| 3 cm | 30 mm |
| 4 cm | 40 mm |
| 5 cm | 50 mm |
| 6 cm | 60 mm |
| 7 cm | 70 mm |
| 8 cm | 80 mm |
| 9 cm | 90 mm |
| 10 cm | 100 mm |
| 20 cm | 200 mm |
| 30 cm | 300 mm |
| 40 cm | 400 mm |
| 50 cm | 500 mm |
| 75 cm | 750 mm |
| 100 cm | 1,000 mm |
| 250 cm | 2,500 mm |
| 500 cm | 5,000 mm |
| 750 cm | 7,500 mm |
| 1,000 cm | 10,000 mm |
| 2,500 cm | 25,000 mm |
| 5,000 cm | 50,000 mm |
| 7,500 cm | 75,000 mm |
| 10,000 cm | 100,000 mm |
| 25,000 cm | 250,000 mm |
| 50,000 cm | 500,000 mm |
| 75,000 cm | 750,000 mm |
| 100,000 cm | 1,000,000 mm |
| 250,000 cm | 2,500,000 mm |
Related Units
This table provides a summary of the Length or Distance units within their respective measurement systems.
| Unit | Symbol | Measurement System |
|---|---|---|
| inches | in or " | US Customary Units/Imperial System |
| feet | ft or ' | US Customary Units/Imperial System |
| yards | yd | US Customary Units/Imperial System |
| miles | mi | US Customary Units/Imperial System |
| picometers | pm | Metric System |
| nanometers | nm | Metric System |
| micrometers | μm | Metric System |
| millimeters | mm | Metric System |
| centimeters | cm | Metric System |
| decimeters | dm | Metric System |
| meters | m | Metric System |
| decameters | dam or dkm | Metric System |
| hectometers | hm | Metric System |
| kilometers | km | Metric System |
| megameters | Mm | Metric System |
| gigameters | Gm | Metric System |
| nautical miles | M or NM or nmi | Non-SI (International) |
| angstroms | Å | Non-SI (International) |
| rods | rod | Non-SI (International) |
Note: For Length and Distance conversions, US Customary Units and the Imperial System are equivalent.
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